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A(iii) 13x-9y=111x-12y=14 |
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Answer» Answer: 13x-9y=1 ---1) 11x-12y=14 ----2) multiply EQ 1 by 4 and eq 2 by 3 then SUBTRACT eq2 from eq 1 weget.. 52x-36y=4 - 33x-36y=42 19x=38 x=2 now put VALUE of x in eq 1 we GET.. 52×2-36y=4 100=36y y=100/36 =25/9
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